
                                                                                Shank size | 
                                                                        N/A Phi 20×40.5L | 
                                                                                Length without shank | 
                                                                        N/A 72 mm | 
                                                                                Body Diameter | 
                                                                        N/A Phi 29 mm | 
                                                                                Weight | 
                                                                        N/A 270 g | 
                                                                                Max. Rotation Speed | 
                                                                        N/A 12,000 RPM | 
                                                                                Collet Size | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          Phi 6 (standard) Phi 3 (option) Phi 6.35=1/4inch(option) Phi 3.175=1/8inch(option)  | 
                                                    
                                                                                Spring | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          Medium (installed inside body when you receive) Light (attached with BRQ-TX01) Heavy (attached with BRQ-TX01)  |